RECOVERY--Z--PROJECT NUMBER 4990, Dry Creek (Warm Springs) Lake & Channel, CA Control Structure Seepage Repair Service Elevator Hoistway, Warm Springs Dam / Lake Sonoma, Geyserville, Sonoma County, CA.

This contract, awarded by the Department of Defense through the US Army Corps of Engineers San Francisco District, concerns seepage repair services for the elevator hoistway of the Control Structure at the Warm Springs Dam, part of the Dry Creek Lake and Channel project in Sonoma County, California. As a small business set-aside under NAICS code 237990, the project specifically involves the second modification to contract W912P7-10-C-0018. The scope of work requires the contractor to pressure grout up to 28 existing borings, which includes drilling or reaming bore holes to clear old grout and calcification, as well as replacing outdated valves and flanges with new packers and flanges to facilitate the grouting process. The procurement process was managed via solicitation W912P7-10-B-0008 and included a detailed pricing schedule covering mobilization, site preparation, seepage testing, packer installation, and grout injection. The award was restricted to contractors already operating under the existing contract, with CSRW, Inc. identified as the primary contractor. Administrative oversight for the project was handled by Contract Specialist James E. Garror and Contracting Officer Shirley A. Turnbo.